DK3145278T3 - Circuit structure for adjusting an LED color temperature curve - Google Patents

Circuit structure for adjusting an LED color temperature curve Download PDF

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Publication number
DK3145278T3
DK3145278T3 DK16178365.9T DK16178365T DK3145278T3 DK 3145278 T3 DK3145278 T3 DK 3145278T3 DK 16178365 T DK16178365 T DK 16178365T DK 3145278 T3 DK3145278 T3 DK 3145278T3
Authority
DK
Denmark
Prior art keywords
transistor
led light
led
color temperature
light set
Prior art date
Application number
DK16178365.9T
Other languages
Danish (da)
English (en)
Inventor
Wen-Hsin Chao
Original Assignee
Wen-Hsin Chao
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wen-Hsin Chao filed Critical Wen-Hsin Chao
Application granted granted Critical
Publication of DK3145278T3 publication Critical patent/DK3145278T3/en

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/20—Controlling the colour of the light
    • H05B45/28—Controlling the colour of the light using temperature feedback
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/395—Linear regulators
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • H05B45/46—Details of LED load circuits with an active control inside an LED matrix having LEDs disposed in parallel lines
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
DK16178365.9T 2015-09-15 2016-07-07 Circuit structure for adjusting an LED color temperature curve DK3145278T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520710201.0U CN204993998U (zh) 2015-09-15 2015-09-15 可调led色温曲线的电路结构

Publications (1)

Publication Number Publication Date
DK3145278T3 true DK3145278T3 (en) 2018-01-15

Family

ID=55128314

Family Applications (1)

Application Number Title Priority Date Filing Date
DK16178365.9T DK3145278T3 (en) 2015-09-15 2016-07-07 Circuit structure for adjusting an LED color temperature curve

Country Status (6)

Country Link
US (1) US9801249B2 (zh)
EP (1) EP3145278B1 (zh)
CN (1) CN204993998U (zh)
DK (1) DK3145278T3 (zh)
NO (1) NO3145278T3 (zh)
TW (1) TWI581662B (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10104730B2 (en) * 2017-03-07 2018-10-16 B/E Aerospace, Inc. LED bulb and method for operating same
CN107027225B (zh) * 2017-06-15 2019-01-29 乐健科技（珠海）有限公司 Led调光电路及led模组、led模组的调光方法
CN107701996A (zh) * 2017-10-27 2018-02-16 浙江铭洋照明科技股份有限公司 一种模拟光的色温变化的装置
CN110198577A (zh) * 2018-02-27 2019-09-03 上海新蕊光电科技有限公司 Led调光调色控制电路及其控制方法
CN110087365B (zh) * 2019-05-24 2024-05-24 深圳迪亚士照明科技有限公司 一种亮度色温同步调整led软灯条电路及软灯条
CN113905478A (zh) * 2021-10-21 2022-01-07 深圳市乐的美光电股份有限公司 一种亮度色温对应调节的灯条

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6636003B2 (en) * 2000-09-06 2003-10-21 Spectrum Kinetics Apparatus and method for adjusting the color temperature of white semiconduct or light emitters
US6603644B2 (en) * 2001-02-06 2003-08-05 Wei-Cheng Yeh Motor-driven curtain assembly and motor control device therefor
CN1997250A (zh) * 2005-12-28 2007-07-11 圆创科技股份有限公司 用于发光二极管的电荷泵驱动电路
JP4943402B2 (ja) * 2008-10-09 2012-05-30 シャープ株式会社 Ｌｅｄ駆動回路、ｌｅｄ照明灯具、ｌｅｄ照明機器、及びｌｅｄ照明システム
US20100280922A1 (en) * 2009-05-01 2010-11-04 Roberto Michele Giovannotto Illumination and decoration for amplifier and speaker networks
TW201043083A (en) * 2009-05-21 2010-12-01 Everlight Electronics Co Ltd Light emitting diode circuit
US9160224B2 (en) * 2009-11-25 2015-10-13 Lutron Electronics Co., Inc. Load control device for high-efficiency loads
IT1400180B1 (it) * 2010-05-28 2013-05-17 Automotive Lighting Rear Lamps Italia S P A Fanale per autoveicoli e similari
CN102783254B (zh) * 2010-09-27 2015-04-01 三菱化学株式会社 Led照明器以及led照明系统
US8710754B2 (en) * 2011-09-12 2014-04-29 Juno Manufacturing Llc Dimmable LED light fixture having adjustable color temperature
US9451667B2 (en) * 2013-05-15 2016-09-20 Ams Ag Optical sensor circuit, luminous panel and method of operating an optical sensor circuit
TWI605437B (zh) * 2013-12-31 2017-11-11 佳世達科技股份有限公司 背光模組
US9791946B2 (en) * 2015-04-10 2017-10-17 Cheng Uei Precision Industry Co., Ltd. Power saving circuit and electronic device having the same

Also Published As

Publication number Publication date
TW201711518A (zh) 2017-03-16
TWI581662B (zh) 2017-05-01
US9801249B2 (en) 2017-10-24
EP3145278A1 (en) 2017-03-22
NO3145278T3 (zh) 2018-03-03
CN204993998U (zh) 2016-01-20
EP3145278B1 (en) 2017-10-04
US20170079107A1 (en) 2017-03-16

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